Finding the Third Proportional to 40,126.13 and 85,436.25

Step by Step Solution

1. Step 1: Write the proportion equation
   40,126.13 : 85,436.25 = 85,436.25 : x
2. Step 2: Convert to fraction form
   40,126.13/85,436.25 = 85,436.25/x
3. Step 3: Cross multiply
   40,126.13x = 85,436.25 × 85,436.25
4. Step 4: Simplify right side
   40,126.13x = 7,299,352,814.06
5. Step 5: Solve for x
   x = 7,299,352,814.06/40,126.13
6. Step 6: Final answer
   x = 181,910.23